(function () {
function FOSSGISOSRMEngine(id, vehicleType) {
- var cachedHints = [];
+ let cachedHints = [];
+
+ function _processDirections(route) {
+ const INSTRUCTION_TEMPLATE = {
+ "continue": "continue",
+ "merge right": "merge_right",
+ "merge left": "merge_left",
+ "off ramp right": "offramp_right",
+ "off ramp left": "offramp_left",
+ "on ramp right": "onramp_right",
+ "on ramp left": "onramp_left",
+ "fork right": "fork_right",
+ "fork left": "fork_left",
+ "end of road right": "endofroad_right",
+ "end of road left": "endofroad_left",
+ "turn straight": "continue",
+ "turn slight right": "slight_right",
+ "turn right": "turn_right",
+ "turn sharp right": "sharp_right",
+ "turn uturn": "uturn",
+ "turn sharp left": "sharp_left",
+ "turn left": "turn_left",
+ "turn slight left": "slight_left",
+ "roundabout": "roundabout",
+ "rotary": "roundabout",
+ "exit roundabout": "exit_roundabout",
+ "exit rotary": "exit_roundabout",
+ "depart": "start",
+ "arrive": "destination"
+ };
+ const ICON_MAP = {
+ "continue": 0,
+ "merge right": 21,
+ "merge left": 20,
+ "off ramp right": 24,
+ "off ramp left": 25,
+ "on ramp right": 2,
+ "on ramp left": 6,
+ "fork right": 18,
+ "fork left": 19,
+ "end of road right": 22,
+ "end of road left": 23,
+ "turn straight": 0,
+ "turn slight right": 1,
+ "turn right": 2,
+ "turn sharp right": 3,
+ "turn uturn": 4,
+ "turn slight left": 5,
+ "turn left": 6,
+ "turn sharp left": 7,
+ "roundabout": 10,
+ "rotary": 10,
+ "exit roundabout": 10,
+ "exit rotary": 10,
+ "depart": 8,
+ "arrive": 14
+ };
+ function numToWord(num) {
+ return ["first", "second", "third", "fourth", "fifth", "sixth", "seventh", "eighth", "ninth", "tenth"][num - 1];
+ }
+ function getManeuverId(maneuver) {
+ // special case handling
+ switch (maneuver.type) {
+ case "on ramp":
+ case "off ramp":
+ case "merge":
+ case "end of road":
+ case "fork":
+ return maneuver.type + " " + (maneuver.modifier.indexOf("left") >= 0 ? "left" : "right");
+ case "depart":
+ case "arrive":
+ case "roundabout":
+ case "rotary":
+ case "exit roundabout":
+ case "exit rotary":
+ return maneuver.type;
+ case "roundabout turn":
+ case "turn":
+ return "turn " + maneuver.modifier;
+ // for unknown types the fallback is turn
+ default:
+ return "turn " + maneuver.modifier;
+ }
+ }
- return {
- id: id,
- creditline: "<a href=\"https://routing.openstreetmap.de/about.html\" target=\"_blank\">OSRM (FOSSGIS)</a>",
- draggable: true,
+ const steps = route.legs.flatMap(
+ leg => leg.steps.map(function (step, idx) {
+ const maneuver_id = getManeuverId(step.maneuver);
- _transformSteps: function (input_steps, line) {
- var INSTRUCTION_TEMPLATE = {
- "continue": "javascripts.directions.instructions.continue",
- "merge right": "javascripts.directions.instructions.merge_right",
- "merge left": "javascripts.directions.instructions.merge_left",
- "off ramp right": "javascripts.directions.instructions.offramp_right",
- "off ramp left": "javascripts.directions.instructions.offramp_left",
- "on ramp right": "javascripts.directions.instructions.onramp_right",
- "on ramp left": "javascripts.directions.instructions.onramp_left",
- "fork right": "javascripts.directions.instructions.fork_right",
- "fork left": "javascripts.directions.instructions.fork_left",
- "end of road right": "javascripts.directions.instructions.endofroad_right",
- "end of road left": "javascripts.directions.instructions.endofroad_left",
- "turn straight": "javascripts.directions.instructions.continue",
- "turn slight right": "javascripts.directions.instructions.slight_right",
- "turn right": "javascripts.directions.instructions.turn_right",
- "turn sharp right": "javascripts.directions.instructions.sharp_right",
- "turn uturn": "javascripts.directions.instructions.uturn",
- "turn sharp left": "javascripts.directions.instructions.sharp_left",
- "turn left": "javascripts.directions.instructions.turn_left",
- "turn slight left": "javascripts.directions.instructions.slight_left",
- "roundabout": "javascripts.directions.instructions.roundabout",
- "rotary": "javascripts.directions.instructions.roundabout",
- "exit roundabout": "javascripts.directions.instructions.exit_roundabout",
- "exit rotary": "javascripts.directions.instructions.exit_roundabout",
- "depart": "javascripts.directions.instructions.start",
- "arrive": "javascripts.directions.instructions.destination"
- };
- var ICON_MAP = {
- "continue": 0,
- "merge right": 21,
- "merge left": 20,
- "off ramp right": 24,
- "off ramp left": 25,
- "on ramp right": 2,
- "on ramp left": 6,
- "fork right": 18,
- "fork left": 19,
- "end of road right": 22,
- "end of road left": 23,
- "turn straight": 0,
- "turn slight right": 1,
- "turn right": 2,
- "turn sharp right": 3,
- "turn uturn": 4,
- "turn slight left": 5,
- "turn left": 6,
- "turn sharp left": 7,
- "roundabout": 10,
- "rotary": 10,
- "exit roundabout": 10,
- "exit rotary": 10,
- "depart": 8,
- "arrive": 14
- };
- var numToWord = function (num) {
- return ["first", "second", "third", "fourth", "fifth", "sixth", "seventh", "eighth", "ninth", "tenth"][num - 1];
- };
- var transformed_steps = input_steps.map(function (step, idx) {
- var maneuver_id;
-
- // special case handling
- switch (step.maneuver.type) {
- case "on ramp":
- case "off ramp":
- case "merge":
- case "end of road":
- case "fork":
- maneuver_id = step.maneuver.type + " " + (step.maneuver.modifier.indexOf("left") >= 0 ? "left" : "right");
- break;
- case "depart":
- case "arrive":
- case "roundabout":
- case "rotary":
- case "exit roundabout":
- case "exit rotary":
- maneuver_id = step.maneuver.type;
- break;
- case "roundabout turn":
- case "turn":
- maneuver_id = "turn " + step.maneuver.modifier;
- break;
- // for unknown types the fallback is turn
- default:
- maneuver_id = "turn " + step.maneuver.modifier;
- break;
- }
- var template = INSTRUCTION_TEMPLATE[maneuver_id];
+ const instrPrefix = "javascripts.directions.instructions.";
+ let template = instrPrefix + INSTRUCTION_TEMPLATE[maneuver_id];
- // convert lat,lng pairs to LatLng objects
- var step_geometry = L.PolylineUtil.decode(step.geometry, { precision: 5 }).map(function (a) { return L.latLng(a); });
- // append step_geometry on line
- Array.prototype.push.apply(line, step_geometry);
+ const step_geometry = L.PolylineUtil.decode(step.geometry, { precision: 5 }).map(L.latLng);
- var instText = "<b>" + (idx + 1) + ".</b> ";
- var destinations = "<b>" + step.destinations + "</b>";
- var namedRoad = true;
- var name;
+ let instText = "<b>" + (idx + 1) + ".</b> ";
+ const destinations = "<b>" + step.destinations + "</b>";
+ let namedRoad = true;
+ let name;
if (step.name && step.ref) {
name = "<b>" + step.name + " (" + step.ref + ")</b>";
} else if (step.ref) {
name = "<b>" + step.ref + "</b>";
} else {
- name = I18n.t("javascripts.directions.instructions.unnamed");
+ name = I18n.t(instrPrefix + "unnamed");
namedRoad = false;
}
} else if (step.maneuver.type.match(/^(rotary|roundabout)$/)) {
if (step.maneuver.exit) {
if (step.maneuver.exit <= 10) {
- instText += I18n.t(template + "_with_exit_ordinal", { exit: I18n.t("javascripts.directions.instructions.exit_counts." + numToWord(step.maneuver.exit)), name: name });
+ instText += I18n.t(template + "_with_exit_ordinal", { exit: I18n.t(instrPrefix + "exit_counts." + numToWord(step.maneuver.exit)), name: name });
} else {
instText += I18n.t(template + "_with_exit", { exit: step.maneuver.exit, name: name });
}
instText += I18n.t(template + "_without_exit", { name: name });
}
} else if (step.maneuver.type.match(/^(on ramp|off ramp)$/)) {
- var params = {};
+ const params = {};
if (step.exits && step.maneuver.type.match(/^(off ramp)$/)) params.exit = step.exits;
if (step.destinations) params.directions = destinations;
if (namedRoad) params.directions = name;
instText += I18n.t(template + "_without_exit", { name: name });
}
return [[step.maneuver.location[1], step.maneuver.location[0]], ICON_MAP[maneuver_id], instText, step.distance, step_geometry];
- });
+ })
+ );
- return transformed_steps;
- },
+ return {
+ line: steps.flatMap(step => step[4]),
+ steps,
+ distance: route.distance,
+ time: route.duration
+ };
+ }
+
+ return {
+ id: id,
+ creditline: "<a href=\"https://routing.openstreetmap.de/about.html\" target=\"_blank\">OSRM (FOSSGIS)</a>",
+ draggable: true,
getRoute: function (points, callback) {
- var params = [
+ const data = [
{ name: "overview", value: "false" },
{ name: "geometries", value: "polyline" },
{ name: "steps", value: true }
];
-
if (cachedHints.length === points.length) {
- params.push({ name: "hints", value: cachedHints.join(";") });
+ data.push({ name: "hints", value: cachedHints.join(";") });
} else {
- // invalidate cache
+ // invalidate cache
cachedHints = [];
}
- var encoded_coords = points.map(function (p) {
- return p.lng + "," + p.lat;
- }).join(";");
-
- var req_url = OSM.FOSSGIS_OSRM_URL + "routed-" + vehicleType + "/route/v1/driving/" + encoded_coords;
-
- var onResponse = function (data) {
- if (data.code !== "Ok") {
- return callback(true);
- }
-
- cachedHints = data.waypoints.map(function (wp) {
- return wp.hint;
- });
-
- var line = [];
- var transformLeg = function (leg) {
- return this._transformSteps(leg.steps, line);
- };
-
- var steps = [].concat.apply([], data.routes[0].legs.map(transformLeg.bind(this)));
-
- callback(false, {
- line: line,
- steps: steps,
- distance: data.routes[0].distance,
- time: data.routes[0].duration
- });
- };
+ const req_path = "routed-" + vehicleType + "/route/v1/driving/" + points.map(p => p.lng + "," + p.lat).join(";");
return $.ajax({
- url: req_url,
- data: params,
+ url: OSM.FOSSGIS_OSRM_URL + req_path,
+ data,
dataType: "json",
- success: onResponse.bind(this),
+ success: function (response) {
+ if (response.code !== "Ok") {
+ return callback(true);
+ }
+
+ cachedHints = response.waypoints.map(wp => wp.hint);
+ callback(false, _processDirections(response.routes[0]));
+ },
error: function () {
callback(true);
}